Bark collar housing



FIG. 1 is a front left perspective view of a bark collar housing;

FIG. 2 is front view thereof;

FIG. 3 is back view thereof;

FIG. 4 is the top view thereof;

FIG. 5 is the bottom view thereof;

FIG. 6 is the left view thereof; and,

FIG. 7 is the right view thereof.

The broken line portions are not claimed. 

We claim the ornamental design for a bark collar housing, as shown and described. 